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12,704 solutions

Le Chatelier's Principle

Q. Oxygen and ozone are allowed to come to equilibrium in the exothermic reaction: 2O3(g) ⇌ 3 O2(g). Which change will increase the numerical value of the equilibrium constant, K?

Solved • Dec 13, 2019

Le Chatelier's Principle

Q. Consider this reaction at equilibrium. 2 SO2(g) + O2(g) ⇌ 2 SO3(g) ΔH=-198 kJ. Which change would cause an increase in the SO3/SO2 mole ratio? (A) adding a catalyst (B) removing O2(g) (C) decreasing the temperature (D) decreasing the pressure

Solved • Dec 13, 2019

Le Chatelier's Principle

Q. This reaction reaches equilibrium in a closed container. What happens if the volume of the container is decreased art constant temperature? Ch4(g) + H2O(g) ⇌ CO(g) + 2 H2(g)

Solved • Dec 13, 2019

Chemical Equilibrium

Q. The value of an equilibrium constant can be used to predict each of these except one.

Solved • Dec 13, 2019

Equilibrium Expressions

Q. What is the Kc for the reaction? P4(s) + 6 Cl2(g) ⇌ 4 PCl3(g)

Solved • Dec 13, 2019

Equilibrium Expressions

Q. What is the Kp for this reaction? 2 SO3(g) ⇌2 SO2(g) + O2(g)

Solved • Dec 13, 2019

Equilibrium Expressions

Q. What is the equilibrium expression for this reaction: 2S(s) + O2(g) ⇌ 2CO(g)

Solved • Dec 13, 2019